English verb conjugation COULD STAVE

Irregular verb: stave - staved, stove - staved, stove

Affirmation

Simple form

I could stave
you could stave
he could stave
we could stave
you could stave
they could stave

V-ing form

I could be staving
you could be staving
he could be staving
we could be staving
you could be staving
they could be staving

Perfect

I could have staved, stove
you could have staved, stove
he could have staved, stove
we could have staved, stove
you could have staved, stove
they could have staved, stove

V-ing perfect

I could have been staving
you could have been staving
he could have been staving
we could have been staving
you could have been staving
they could have been staving

Negation

Simple form

I could not stave
you could not stave
he could not stave
we could not stave
you could not stave
they could not stave

V-ing form

I could not be staving
you could not be staving
he could not be staving
we could not be staving
you could not be staving
they could not be staving

Perfect

I could not have staved, stove
you could not have staved, stove
he could not have staved, stove
we could not have staved, stove
you could not have staved, stove
they could not have staved, stove

V-ing perfect

I could not have been staving
you could not have been staving
he could not have been staving
we could not have been staving
you could not have been staving
they could not have been staving

Interrogative form

Simple form

could I stave?
could you stave?
could he stave?
could we stave?
could you stave?
could they stave?

V-ing form

could I be staving?
could you be staving?
could he be staving?
could we be staving?
could you be staving?
could they be staving?

Perfect

could I have staved, stove?
could you have staved, stove?
could he have staved, stove?
could we have staved, stove?
could you have staved, stove?
could they have staved, stove?

V-ing perfect

could I have been staving?
could you have been staving?
could he have been staving?
could we have been staving?
could you have been staving?
could they have been staving?

Interro-negative form

Simple form

could I not stave?
could you not stave?
could he not stave?
could we not stave?
could you not stave?
could they not stave?

V-ing form

could I not be staving?
could you not be staving?
could he not be staving?
could we not be staving?
could you not be staving?
could they not be staving?

Perfect

could I not have staved, stove?
could you not have staved, stove?
could he not have staved, stove?
could we not have staved, stove?
could you not have staved, stove?
could they not have staved, stove?

V-ing perfect

could I not have been staving?
could you not have been staving?
could he not have been staving?
could we not have been staving?
could you not have been staving?
could they not have been staving?

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